FIRMWARE DETAILS

iOS 17.4 beta

Build: 21E5184iJan 25, 2024Delta OTA

Beta

View details

Filename: dedec3fa1b09674ba6d29525a8c81338085bdd9e.zip
File size: 1.38 GB
File type: Delta OTA
Download host: updates.cdn-apple.com
Link availability: Not verified
Source reports active
Last link check: Not checked
SHA-256: afc5538e915e763f8681849961c8dd7c135a8a7c783286024cb4adc1fa7cfaf6
SHA-1: d8df842358f591dddc36f6715aa0eb08b215a207
Required starting builds: 21D5044a
Board restrictions: Not reported

OTA packages can require an exact starting build and board. A matching hardware identifier alone is not sufficient for installation.

Compatible hardware (1)

iPhone 12 iPhone13,2

Unknown

Signing is specific to the device and file. A signed build does not guarantee a downgrade or successful installation.

Source provenance

AppleDBhttps://api.appledb.dev/ios/iOS%3B21E5184i.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:28 PM UTC
Record fingerprint: 60cdca371d59af785a5830467c6eadb6